info:eu-repo/semantics/article
Synthetic Data for Validation of Navigation Systems
Registro en:
Giribet, Juan Ignacio; España, Martin Dario; Miranda, Carlos; Synthetic Data for Validation of Navigation Systems; Elsevier; Acta Astronautica; 60; 2; 12-2007; 88-95
0094-5765
CONICET Digital
CONICET
Autor
Giribet, Juan Ignacio
España, Martin Dario
Miranda, Carlos
Resumen
Pre-flight design assessment and validation of navigation systems require emulating data acquired by a range of different hypothetical configurations of onboard sensors with different quality standards and/or sampling time specifications. A proper validation procedure requires the emulated data to be available at arbitrarily specified sampling times and for different hypothetical test-trajectories. The problem thus formulated entails obtaining, for the different case studies, closed solutions of the nonlinear kinematics equations as explicit functions of time. The method proposed is based on constructing a subset of the solutions of the kinematics equations contained in a vector spline functional space whose order may be arbitrarily specified. Particular consideration is devoted to the solutions of the attitude quaternion. The method is illustrated with experimental data obtained during a sub-orbital flight of the VS30 vehicle of the Brazilian Space Agency. Fil: Giribet, Juan Ignacio. Universidad de Buenos Aires; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Saavedra 15. Instituto Argentino de Matemática Alberto Calderon; Argentina Fil: España, Martin Dario. Universidad de Buenos Aires; Argentina Fil: Miranda, Carlos. Universidad de Buenos Aires; Argentina